#ifndef STOPWORDS_REMOVAL_
#define STOPWORDS_REMOVAL_
#include "node_reformer.h"
#include "../graph/node.h"
class StopwordsRemval : public NodeReformer
{
	private:
		set<string> stopword_list;
		string remove(string query);
		bool is_stop(string word);
	public:
		StopwordsRemval(iostream *model_file);
		void reform(QueryNode &node);
		QueryNode reform_new(QueryNode &node);
};
#endif